package cart.vo;

import lombok.Data;

import java.math.BigDecimal;
import java.util.List;

@Data
public class Cart {

    /**
     * 购物项
     */
    private List<CartItem> items;

    /**
     * 商品数量
     */
    private Integer countNum;

    /**
     * 商品类型
     */
    private Integer countType;

    /**
     * 购物车总价
     */
    private BigDecimal totalAmount;

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if (items != null && items.size() > 0) {
            for (CartItem item : items) {
                count += item.getCount();
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count = 0;
        if (items != null && items.size() > 0) {
            for (CartItem item : items) {
                count += 1;
            }
        }
        return count;
    }

    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        if (items != null && items.size() > 0) {
            for (CartItem item : items) {
                BigDecimal totalPrice = item.getTotalPrice();
                amount = amount.add(totalPrice);
            }
        }
        return amount;
    }
}
